Synonyms that are in the dictionary are marked in green. Synonyms that are not in the dictionary are marked in red.
Antonyms that are in the dictionary are marked in green. Antonyms that are not in the dictionary are marked in red.
In March this year, the President of the United States and the Prime Ministers of the United Kingdom and Australia announced a pathway to developing next-generation nuclear powered submarine incorporating technology from all 3 nations.